if len(packet) < 2 {
		return 0, fmt.Errorf("short write of %d bytes; want 2+", len(packet))
	}
	reqLen := int(packet[0])<<8 | int(packet[1])
	req := packet[2:]
	if len(req) != reqLen {
		return 0, fmt.Errorf("packet declared length %d doesn't match body length %d", reqLen, len(req))
	}

	var parser dnsmessage.Parser
	h, err := parser.Start(req)
	if err != nil {
		// TODO: hook

func (l *Loader) growAttrBitmaps(reqLen int) {
	if reqLen > l.attrReachable.Len() {
		// These are indexed by global symbol
		l.attrReachable = growBitmap(reqLen, l.attrReachable)
		l.attrOnList = growBitmap(reqLen, l.attrOnList)
		l.attrLocal = growBitmap(reqLen, l.attrLocal)
		l.attrNotInSymbolTable = growBitmap(reqLen, l.attrNotInSymbolTable)
		l.attrUsedInIface = growBitmap(reqLen, l.attrUsedInIface)

	for i := 0; i < 2; i++ {
		wg.Add(1)
		go func() {
			defer wg.Done()
			for j := 0; j < 10; j++ {
				const reqLen = 6 * 1024 * 1024
				req, _ := http.NewRequest("POST", frontend.URL, &io.LimitedReader{R: neverEnding('x'), N: reqLen})
				req.ContentLength = reqLen
				resp, _ := frontendClient.Transport.RoundTrip(req)
				if resp != nil {
					io.Copy(io.Discard, resp.Body)
					resp.Body.Close()

	var wg sync.WaitGroup
	for i := 0; i < 2; i++ {
		wg.Add(1)
		go func() {
			defer wg.Done()
			for j := 0; j < 10; j++ {
				const reqLen = 6 * 1024 * 1024
				req, _ := NewRequest("POST", ts.URL, &io.LimitedReader{R: neverEnding('x'), N: reqLen})
				req.ContentLength = reqLen
				resp, _ := ts.Client().Transport.RoundTrip(req)
				if resp != nil {
					resp.Body.Close()
				}
			}
		}()
	}

	origlen := len(buf)
	count = 0
	for max != 0 && len(buf) > 0 {
		reclen, ok := direntReclen(buf)
		if !ok || reclen > uint64(len(buf)) {
			return origlen, count, names
		}
		rec := buf[:reclen]
		buf = buf[reclen:]
		ino, ok := direntIno(rec)
		if !ok {
			break
		}
		// See src/os/dir_unix.go for the reason why this condition is

		e := readdir_r(d, &entry, &entryp)
		if e != 0 {
			return n, errnoErr(e)
		}
		if entryp == nil {
			break
		}
		if skip > 0 {
			skip--
			cnt++
			continue
		}
		reclen := int(entry.Reclen)
		if reclen > len(buf) {
			// Not enough room. Return for now.
			// The counter will let us know where we should start up again.
			// Note: this strategy for suspending in the middle and

				dirBufPool.Put(d.buf)
				d.buf = nil
				break // EOF
			}
		}

		// Drain the buffer
		buf := (*d.buf)[d.bufp:d.nbuf]
		reclen, ok := direntReclen(buf)
		if !ok || reclen > uint64(len(buf)) {
			break
		}
		rec := buf[:reclen]
		d.bufp += int(reclen)
		ino, ok := direntIno(rec)
		if !ok {
			break
		}
		// When building to wasip1, the host runtime might be running on Windows

			// we have cap(buf) < Sizeof(Dirent). So use an appropriate slice to copy from data.
			var dirent syscall.Dirent
			copy((*[unsafe.Sizeof(dirent)]byte)(unsafe.Pointer(&dirent))[:], data)

			data = data[dirent.Reclen:]
			name := make([]byte, dirent.Namlen)
			for i := 0; i < int(dirent.Namlen); i++ {
				name[i] = byte(dirent.Name[i])
			}
			names2 = append(names2, string(name))
		}
	}

	Fsid    uint64
	Namelen uint64
	Frsize  uint64
	Flags   uint64
	_       [4]uint64
}

type direntLE struct {
	Reclen uint16
	Namlen uint16
	Ino    uint32
	Extra  uintptr
	Name   [256]byte
}

type Dirent struct {
	Ino    uint64
	Off    int64
	Reclen uint16
	Type   uint8
	Name   [256]uint8
	_      [5]byte
}

type FdSet struct {
	Bits [64]int32
}

}

func direntReclen(buf []byte) (uint64, bool) {
	return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
}

func direntNamlen(buf []byte) (uint64, bool) {
	reclen, ok := direntReclen(buf)
	if !ok {
		return 0, false
	}
	return reclen - uint64(unsafe.Offsetof(Dirent{}.Name)), true
}

func Gettimeofday(tv *Timeval) (err error) {
	err = gettimeofday(tv, nil)